html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}


.typing-indicator {
    display: inline-block;
    padding: 8px;
    background: #e0f0ff;
    border-radius: 8px;
    margin-bottom: 10px;
    max-width: 120px;
}

    .typing-indicator span {
        display: inline-block;
        width: 8px;
        height: 8px;
        margin: 0 2px;
        background: #007bff;
        border-radius: 50%;
        animation: blink 1.4s infinite both;
    }

        .typing-indicator span:nth-child(2) {
            animation-delay: 0.2s;
        }

        .typing-indicator span:nth-child(3) {
            animation-delay: 0.4s;
        }

@keyframes blink {
    0% {
        opacity: 0.2;
        transform: scale(1);
    }

    20% {
        opacity: 1;
        transform: scale(1.3);
    }

    100% {
        opacity: 0.2;
        transform: scale(1);
    }
}